5x^{2} -60 = 20 Solve by using the quadratic formula PLZ help

1 answer:

3 0

Answer: x=4,-4 Solve the equation for x by finding a, b, and c of the quadratic then applying the quadratic formula

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77julia77 [94]

PRT+PRT=Total Interest

0.03x+0.11(2x)=104.5

0.25x=104.5
x=418

x+2x, 418+2(418)=1254

Total Investment=1254 dollars

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2 years ago

kozerog [31]

Answer:

A for the first one.

Second one, I'm not sure, but I'd guess it'd be A

Step-by-step explanation:

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2 years ago

astra-53 [7]

36500000 is the answer

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2 years ago

Lyrx [107]

20 weeks long all you have to do is to 180\9

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2 years ago

Dominik [7]

I’m pretty sure it’s 0

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2 years ago